Base | Representation |
---|---|
bin | 111001101011… |
… | …1001000011111 |
3 | 2002220102021120 |
4 | 1303113020133 |
5 | 30220210221 |
6 | 3000102023 |
7 | 515022042 |
oct | 163271037 |
9 | 62812246 |
10 | 30241311 |
11 | 16085821 |
12 | a164913 |
13 | 635aa89 |
14 | 4032c59 |
15 | 29c55c6 |
hex | 1cd721f |
30241311 has 4 divisors (see below), whose sum is σ = 40321752. Its totient is φ = 20160872.
The previous prime is 30241307. The next prime is 30241333. The reversal of 30241311 is 11314203.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30241311 - 22 = 30241307 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30241361) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5040216 + ... + 5040221.
It is an arithmetic number, because the mean of its divisors is an integer number (10080438).
Almost surely, 230241311 is an apocalyptic number.
30241311 is a deficient number, since it is larger than the sum of its proper divisors (10080441).
30241311 is a wasteful number, since it uses less digits than its factorization.
30241311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10080440.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 30241311 is about 5499.2100341776. The cubic root of 30241311 is about 311.5541482681.
Adding to 30241311 its reverse (11314203), we get a palindrome (41555514).
The spelling of 30241311 in words is "thirty million, two hundred forty-one thousand, three hundred eleven".
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